Zobrazeno 1 - 10
of 27
pro vyhledávání: '"Jiaqi Zu"'
Publikováno v:
Journal of Medical Internet Research, Vol 26, p e56121 (2024)
Using simulated patients to mimic 9 established noncommunicable and infectious diseases, we assessed ChatGPT’s performance in treatment recommendations for common diseases in low- and middle-income countries. ChatGPT had a high level of accuracy in
Externí odkaz:
https://doaj.org/article/9da1330e838f436e883b13692f5be4d3
Publikováno v:
IEEE Photonics Journal, Vol 13, Iss 3, Pp 1-11 (2021)
We propose a numerical model to simulate amplification in a pulsed synchronously pumped chirped pulse amplifier (CPA) operating at a low repetition rate. The generalized nonlinear Schrödinger equation and dynamic rate equations are employed to facil
Externí odkaz:
https://doaj.org/article/ba24a7800bac44118312b68b042eb5ec
Publikováno v:
IEEE Photonics Journal, Vol 12, Iss 3, Pp 1-8 (2020)
An all-polarization maintaining mode-locked Yb-doped fiber integrated laser with a nonlinear amplifying loop Mirror (NALM) under the operation regime of dissipative soliton resonance (DSR) has been demonstrated. The mode-locked laser can generate DSR
Externí odkaz:
https://doaj.org/article/44d879b8944a445d8b06b7dd1422412c
Publikováno v:
IEEE Photonics Journal, Vol 11, Iss 4, Pp 1-8 (2019)
Speckle is an important phenomenon in various applications. It can be quantified by speckle contrast. However, at present, the influence of the phase relations among the various wavelengths on speckle contrast is rarely analyzed theoretically. Herein
Externí odkaz:
https://doaj.org/article/8e4f35a7b2944b93ac95d27dec11f901
Publikováno v:
IEEE Photonics Journal, Vol 11, Iss 6, Pp 1-7 (2019)
In this paper, we reported an Yb-doped, femtosecond, chirped pulse amplification laser based on strictly all-fiber structure. It operated at a low repetition rate of 1 kHz and adopted the synchronously pumping technology to suppress ASE and heat accu
Externí odkaz:
https://doaj.org/article/c42ad085d0c64bff936716628409d90e
Publikováno v:
Applied Sciences, Vol 12, Iss 11, p 5564 (2022)
An all-fiber supercontinuum source based on graded-index multimode fibers is reported. The supercontinuum source is based on a homemade mode-locked oscillator and a three-stage picosecond amplifier, which obtained the supercontinuum by a graded-index
Externí odkaz:
https://doaj.org/article/6e44341e9fac44889f389541393d2c54
Publikováno v:
Photonics, Vol 9, Iss 2, p 67 (2022)
In this paper a single-channel chirped pulse amplification laser system based on Yb-doped photonic crystal fiber was constructed, which achieved a pulse energy output of 1 mJ with a beam quality close to the diffraction limit. Pulsed synchronous pump
Externí odkaz:
https://doaj.org/article/a5dcb80b13a84b6d82ff7908b6f9a67e
Publikováno v:
Carbon. 173:69-79
The hydrangea-like Ni/NiO/C composites have been successfully synthesized by in-situ pyrolysis stemmed from Ni-MOFs. The composition and structure can be adjusted by controlling the pyrolysis temperature, and it leads to the graphitization degree and
Publikováno v:
IEEE Photonics Journal, Vol 13, Iss 3, Pp 1-11 (2021)
We propose a numerical model to simulate amplification in a pulsed synchronously pumped chirped pulse amplifier (CPA) operating at a low repetition rate. The generalized nonlinear Schrödinger equation and dynamic rate equations are employed to facil
Publikováno v:
IEEE Photonics Journal, Vol 12, Iss 3, Pp 1-8 (2020)
An all-polarization maintaining mode-locked Yb-doped fiber integrated laser with a nonlinear amplifying loop Mirror (NALM) under the operation regime of dissipative soliton resonance (DSR) has been demonstrated. The mode-locked laser can generate DSR